<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像 -->
      <div class="avatar_box">
        <img src="~assets/logo3.png" alt="" />
      </div>
      <!-- 登录 -->
      <el-form ref="loginFormRef" :model="loginForm" 
      class="login_form"
      :rules='loginFormRules'
      >
        <!-- 用户名 -->
        <el-form-item prop='username'>
          <el-input
            placeholder="请输入内容"
            prefix-icon="iconfont icon-user"
            v-model="loginForm.username"
          >
          </el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop='password'>
           <el-input
            placeholder="请输入内容"
            prefix-icon="iconfont icon-3702mima"
            v-model="loginForm.password"
            type='password'
          >
          </el-input>
        </el-form-item>
        <!-- 按钮区域 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
    
  </div>
</template>

<script>
export default {
  name: "login",
  components: {},
  data() {
    return {
      // 表单的属性
      loginForm: {
        username: 'admin',
        password : '123456'
      },
      // 验证规则
      loginFormRules: {
        username: [
            { required: true, message: '请输入登录名称', trigger: 'blur' },
            { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
          ],
          password: [
            { required: true, message: '请输入登录密码', trigger: 'blur' },
            { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
          ],
      }
    };
  },
  methods: {
    //重置表单
    resetLoginForm() {
      console.log(this);
      this.$refs.loginFormRef.resetFields()
    },
     login() {
     this.$refs.loginFormRef.validate(async (valid) => {
        if(!valid) return;
        let {data: res} = await this.$request({
          method: 'Post',
          url: 'login',
          params: this.loginForm
        })
        if(res.meta.status !== 200) return this.$message.error('登录失败')
        this.$message.success('登录成功')
        sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
       })
    }
  },
};
</script>

<style lang="less" scoped>
.login_container {
  height: 100%;
  background-color: #2b4b6b;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 5px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avatar_box {
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 130px;
    width: 130px;
    border: 1px solid #000;
    border-radius: 50%;
    padding: 10px;
    background-color: #ccc;
    box-shadow: 0 0 10px #ddd;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
    .btns {
      display: flex;
      justify-content: flex-end;
    }
  }
}
</style>
